20127839974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{43627}}^1$

素因数の和:44020

約数の個数: 32

約数和(自身を含む): 33535622016

約数和(自身を除く): 13407782042

約数列:

[1, 2, 11, 22, 67, 134, 313, 626, 737, 1474, 3443, 6886, 20971, 41942, 43627, 87254, 230681, 461362, 479897, 959794, 2923009, 5846018, 13655251, 27310502, 32153099, 64306198, 150207761, 300415522, 914901817, 1829803634, 10063919987, 20127839974]

約数ペア:

[(1, 20127839974), (2, 10063919987), (11, 1829803634), (22, 914901817), (67, 300415522), (134, 150207761), (313, 64306198), (626, 32153099), (737, 27310502), (1474, 13655251), (3443, 5846018), (6886, 2923009), (20971, 959794), (41942, 479897), (43627, 461362), (87254, 230681)]